138214160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{246811}}^1$

素因数の和:246831

約数の個数: 40

約数和(自身を含む): 367256256

約数和(自身を除く): 229042096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 246811, 493622, 987244, 1234055, 1727677, 1974488, 2468110, 3455354, 3948976, 4936220, 6910708, 8638385, 9872440, 13821416, 17276770, 19744880, 27642832, 34553540, 69107080, 138214160]

約数ペア:

[(1, 138214160), (2, 69107080), (4, 34553540), (5, 27642832), (7, 19744880), (8, 17276770), (10, 13821416), (14, 9872440), (16, 8638385), (20, 6910708), (28, 4936220), (35, 3948976), (40, 3455354), (56, 2468110), (70, 1974488), (80, 1727677), (112, 1234055), (140, 987244), (280, 493622), (560, 246811)]